Finding the Fourth Proportional to 11,473,065.30, 15,832,229.04 and 6,315,419.46
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Solution
The fourth proportional to 11,473,065.30, 15,832,229.04 and 6,315,419.46 is: 8,714,947.99
Step by Step Solution
- Step 1: Write the proportion equation
11,473,065.30 : 15,832,229.04 = 6,315,419.46 : x - Step 2: Convert to fraction form
11,473,065.30/15,832,229.04 = 6,315,419.46/x - Step 3: Cross multiply
11,473,065.30x = 15,832,229.04 × 6,315,419.46 - Step 4: Simplify right side
11,473,065.30x = 99,987,167,374,393.11 - Step 5: Solve for x
x = 99,987,167,374,393.11/11,473,065.30 - Step 6: Final answer
x = 8,714,947.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.